>>64115497
There were over 30 million Mosins produced and they were used extensively by every Communist country in the 20th century. Due to Communists' propensity for slaughtering Communists, the Mosin is (probably) responsible for the death of more Communists than any other firearm in history. This, as a matter of course, makes the Mosin the most based firearm in existence.
Also they were $150 f ammo was 6¢ per round for over a decade in the US